Is msg bad because it actually interacts with your brain and nerves as a chemical transmitter, or is that a myth?

4 doctors weighed in

The glutamate part of monosodium glutamate (msg) is a chemical that excites brain cells by interacting with receptors as a neurotransmitter.

Too much excitement might damage brain cells. It is not clear how much msg gets into the brain, but it does cause some people headaches and other symptoms.

In brief:
Glutamate

The glutamate part of monosodium glutamate (msg) is a chemical that excites brain cells by interacting with receptors as a neurotransmitter.

Too much excitement might damage brain cells. It is not clear how much msg gets into the brain, but it does cause some people headaches and other symptoms.
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